:root{color-scheme:light;--bg:#f0f4f8;--surface:#fff;--text:#1e293b;--muted:#64748b;--accent:#1a56db;--border:#e2e8f0}*{box-sizing:border-box}body{min-height:100vh;margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI",sans-serif}.login-shell{display:grid;min-height:100vh;padding:24px;place-items:center}.login-card{width:min(100%,420px);padding:36px;border:1px solid var(--border);border-radius:16px;background:var(--surface);box-shadow:0 16px 44px rgba(15,23,42,.14)}.eyebrow{margin:0 0 8px;color:var(--accent);font-family:ui-monospace,SFMono-Regular,Menlo,monospace;font-size:12px;font-weight:700;letter-spacing:1.6px}h1{margin:0;font-size:28px;letter-spacing:-.4px}.intro,.note{color:var(--muted);line-height:1.5}.intro{margin:8px 0 24px}.note{margin:18px 0 0;font-size:13px}form{display:grid;gap:16px}label{display:grid;gap:6px;color:var(--muted);font-size:13px;font-weight:600}input{width:100%;padding:11px 12px;border:1px solid var(--border);border-radius:8px;color:var(--text);font:inherit}input:focus{outline:2px solid #bfdbfe;border-color:var(--accent)}button{min-height:44px;border:0;border-radius:8px;background:var(--accent);color:#fff;cursor:pointer;font:600 15px inherit}button:disabled{cursor:wait;opacity:.75}#login-error{min-height:1.2em;margin:0;color:#991b1b;font-size:13px}